Wade Dooley, in Albion, Iowa, uses less fertilizer than most farmers because he grows rye and alfalfa, along with corn and soybeans. "This field [of rye] has not been fertilized at all," he says.
Rock shrimp from Florida used to be considered too hard-shelled to be worthwhile as commercial seafood. A custom-made machine to crack and split them has made the sweet crustaceans a favorite for Orlando chef Jessica Tantalo, who prepared them as part of Slow Fish 2016 in New Orleans.
Eve Troeh for NPR
A cover crop of rye grass comes up in a field in eastern Nebraska. Cover crops help hold moisture and nitrogen in the soil. They can reduce nitrate runoff and erosion.
Grant Gerlock/Harvest Public Media
Carp are collected at a breeding farm near the Belarus village of Ozerny in November 2013. Researchers say there's a lot the aquaculture industry can do to be more efficient.
Viktor Drachev/AFP/Getty Images